frokjaer.dk

📜 Historical scan 2026-10-02 12:47:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

frokjaer.dk is a .dk domain served by 2 nameservers (arch.ns.cloudflare.com, zita.ns.cloudflare.com). It was registered on 1 December 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.78.133 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by frokjaer-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 104ms

Nameserver	IP addresses	PTR	ASN / ISP
arch.ns.cloudflare.com	108.162.193.68 172.64.33.68 173.245.59.68 2606:4700:58::adf5:3b44 2803:f800:50::6ca2:c144 2a06:98c1:50::ac40:2144	arch.ns.cloudflare.com arch.ns.cloudflare.com arch.ns.cloudflare.com arch.ns.cloudflare.com arch.ns.cloudflare.com arch.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
zita.ns.cloudflare.com	108.162.192.243 172.64.32.243 173.245.58.243 2606:4700:50::adf5:3af3 2803:f800:50::6ca2:c0f3 2a06:98c1:50::ac40:20f3	zita.ns.cloudflare.com zita.ns.cloudflare.com zita.ns.cloudflare.com zita.ns.cloudflare.com zita.ns.cloudflare.com zita.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 115ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.78.133	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.222.29	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 86ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	frokjaer-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca04::e 2a01:111:f403:ca21::8 2a01:111:f403:ca3c::8 52.101.181.156 52.101.185.24 52.101.68.12 52.101.68.29	mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.78.133

🔷 AAAA Records (IPv6)#

2 records 116ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:de1d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:4e85	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 102ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.78.133,172.67.222.29 ech=AEX+DQBBGgAgACASIowZK5Rc4QhLUSesD31FT9c/OW5yJYq5lVa+Mk6FewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:de1d,2606:4700:3033::6815:4e85

🔌 SRV Records#

1 records 154ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

4 records 357ms

TXT Record
google-site-verification=52uhVzFg8PXdxFe8-VTUN6irv5GtXC6A7wx7MJuqC6A
google-site-verification=lfc2Y4U7IK7bn0rDKOevqpv7yS8uCAZjGqXIGAb5guc
MS=ms74266808
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (frokjaer.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 15:48:11

www	104.21.78.133 172.67.222.29 2606:4700:3032::ac43:de1d 2606:4700:3033::6815:4e85 (AS13335) (address records, no CNAME)
www vs bare domain	Same network frokjaer.dk: 104.21.78.133 172.67.222.29 2606:4700:3032::ac43:de1d 2606:4700:3033::6815:4e85 (AS13335) www.frokjaer.dk: 104.21.78.133 172.67.222.29 2606:4700:3032::ac43:de1d 2606:4700:3033::6815:4e85 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.frokjaer.dk	42zpzljOw6iBTJkX6-mkZ3m-MuJfZvKhW8IwEIJO64Q
TXT	_acme-challenge.frokjaer.dk	8tUZ_TlWchX9Am3EEpAIfxjYh6WS7SofTVxo7zLWxug

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

231ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

73ms

Field	Value
Serial	2416184762
Primary NS (MNAME)	arch.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-08 16:01:55

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-12-01
Expires	2028-12-31 (799d)

📋 WHOIS#

⏱️ Lookup Timing#

104ms

115ms

86ms

AAAA

116ms

TXT

357ms

CAA

106ms

HTTPS

102ms

TLSA

942ms

SOA

73ms

MTA-STS

144ms

DNSSEC

231ms

SRV

154ms

Total

2463ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 15:48:11	2732ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-02 12:47:57 shown	2463ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-30 12:30:13	1072ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-23 11:14:40	1652ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-10 20:02:39	2720ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-03 18:07:55	10053ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-27 01:50:04	1475ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-13 10:00:55	5645ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-06 20:39:34	2342ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-25 16:37:12	1544ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-19 18:52:51	9834ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-27 07:03:01	1271ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 10:06:02	5169ms	2 NS 2 A 1 MX	🔒 Secure